240.70.217.in-addr.arpa CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig 240.70.217.in-addr.arpa. NS

Answer

240.70.217.in-addr.arpa. 3 NS dns2.dragonet.es. 240.70.217.in-addr.arpa. 3 NS dns1.dragonet.es.

Authority

The response has no authority records.

Additional

dns1.dragonet.es. 4 A 217.70.240.135 dns2.dragonet.es. 4 A 217.70.240.136 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0